No Game No Life, Please!, Vol. 4: No Game No Life, Please, cartea 4

"Situation critical! The monarchs of Elkia--and Izuna and Holou, too!--have been trapped inside the bathhouse for four days and counting. It's beyond time to stage a rescue mission, but how? When even the power of the might Flèugel isn't enough to get past the barrier, Stuch is at her wit's end. What would Sora and Shiro do in a situation like this...?"--Back cover.